Plug electrical connector

Abstract

A plug electrical connector including an insulator, a plurality of elastic terminals, at least one shielding spring, and an outer shell is provided. The elastic terminals are disposed in the insulator and arranged along an axial direction. The elastic terminals includes at least one grounding terminal arranged at a first position or a last position of the elastic terminals. The shielding spring is assembled to an exterior surface of the insulator. A portion of the shielding spring on the axial direction is disposed on a deformable path of the grounding terminal. The insulator, the elastic terminals, and the shielding spring are accommodated in the outer shell.

What is claimed is: 
     
       1. A plug electrical connector, comprising:
 an insulator; 
 a plurality of elastic terminals, respectively disposed to the insulator and arranged along an axial direction, wherein the elastic terminals comprise at least one grounding terminal, and the grounding terminal is arranged at an outmost position of the elastic terminals; 
 at least one shielding spring, assembled to the insulator, wherein a portion of the shielding spring in the axial direction is located on a deformable path of the grounding terminal; and 
 an outer shell, accommodating the insulator, the elastic terminals, and the shielding spring. 
 
     
     
       2. The plug electrical connector as claimed in  claim 1 , wherein the shielding spring is located on a top plane of an exterior surface of the insulator, the grounding terminal is located in the insulator, and an orthogonal projection of the grounding terminal on the top plane is at least partially overlapped with a portion of the shielding spring. 
     
     
       3. The plug electrical connector as claimed in  claim 1 , wherein the plug electrical connector is suitable to be mated with a receptacle electrical connector to deform the elastic terminals, wherein the grounding terminal is driven by the receptacle electrical connector and deformed to abut against a portion of the shielding spring. 
     
     
       4. The plug electrical connector as claimed in  claim 1 , wherein the insulator has a plurality of slot holes arranged along the axial direction in correspondence with the elastic terminals, so as to expose the elastic terminals, and a portion of the shielding spring in the axial direction shields at least a portion of the slot hole located at a side edge. 
     
     
       5. The plug electrical connector as claimed in  claim 4 , wherein the insulator further comprises a plurality of protruding ribs, each of the protruding ribs is located between two adjacent slot holes to space apart the two adjacent slot holes and two adjacent elastic terminals. 
     
     
       6. The plug electrical connector as claimed in  claim 5 , wherein the shielding spring has an opening located on a top plane of an exterior surface of the insulator and surrounding the protruding ribs, and the shielding spring only exposes a portion of the grounding terminal via the opening or the shielding spring completely shields the grounding terminal. 
     
     
       7. The plug electrical connector as claimed in  claim 4 , wherein the insulator comprises a first member and a second member, each of the elastic terminals has a retention section and an elastic section, wherein the retention section is fixedly retained to the first member, the second member has the slot holes, and the elastic sections are respectively and correspondingly exposed by the slot holes. 
     
     
       8. The plug electrical connector as claimed in  claim 7 , wherein the plug electrical connector is suitable to be mated with a receptacle electrical connector to deform the elastic terminals, and the elastic section of the grounding terminal is driven by the receptacle electrical connector to move in the slot hole and abut against the shielding spring. 
     
     
       9. The plug electrical connector as claimed in  claim 7 , wherein the second member has a plurality of supporting parts, each of the supporting parts is disposed in the slot hole and located between two adjacent protruding ribs, and an end of the elastic section leans against the supporting part. 
     
     
       10. The plug electrical connector as claimed in  claim 9 , wherein in the slot hole where the grounding terminal is located, a deformable path of the elastic section is in a space between the supporting part and the shielding spring when the grounding terminal is deformed. 
     
     
       11. A plug electrical connector, comprising:
 an insulator; 
 a first terminal set and a second terminal set that are disposed in two rows arranged along an axial direction on the insulator and are parallel to each other, wherein the first terminal set comprises a pair of grounding terminals located at opposite side edges and the second terminal set comprises another pair of grounding terminals located at opposite side edges; 
 a pair of shielding springs that are respectively disposed at upper and lower surfaces of the insulator to respectively correspond to the first terminal set and the second terminal set, wherein portions of the shielding springs in the axial direction are located on deformable paths of the grounding terminals and the grounding terminals are driven by the receptacle electrical connector and deformed to abut against portions of the shielding springs when the plug electrical connector is suitable to be mated with a receptacle electrical connector to deform the first and the second terminal sets; and 
 an outer shell, accommodating the insulator, the elastic terminals, and the shielding springs. 
 
     
     
       12. The plug electrical connector as claimed in  claim 11 , wherein the shielding springs are respectively located exterior surfaces of the insulator, one shielding spring is on a top plane of the insulator and another shielding spring is on a bottom plane of the insulator, the grounding terminals are located in the insulator, and an orthogonal projection of the grounding terminals on the top plane and the bottom plane is at least partially overlapped with portions of the shielding springs. 
     
     
       13. The plug electrical connector as claimed in  claim 11 , wherein the insulator has a plurality of slot holes arranged along the axial direction in correspondence with the elastic terminals, so as to expose the elastic terminals, and portions of the shielding springs in the axial direction shields at least portions of the slot hole located at side edges. 
     
     
       14. The plug electrical connector as claimed in  claim 13 , wherein the insulator further comprises a plurality of protruding ribs, each of the protruding ribs is located between two adjacent slot holes to space apart the two adjacent slot holes and two adjacent elastic terminals. 
     
     
       15. The plug electrical connector as claimed in  claim 14 , wherein each shielding spring has an opening, one shielding spring is located on a top plane of an exterior surface of the insulator and surrounding the protruding ribs, another shielding spring is located on a bottom plane of an exterior surface of the insulator and surrounding the protruding ribs, and the shielding springs only expose portions of the grounding terminals via the openings or the shielding springs completely shield the grounding terminal. 
     
     
       16. The plug electrical connector as claimed in  claim 13 , wherein the insulator comprises a first member and a second member, each of the elastic terminals has a retention section and an elastic section, wherein the retention section is fixedly retained to the first member, the second member has the slot holes, and the elastic sections are respectively and correspondingly exposed by the slot holes. 
     
     
       17. The plug electrical connector as claimed in  claim 16 , wherein the plug electrical connector is suitable to be mated with a receptacle electrical connector to deform the elastic terminals, and the elastic section of the grounding terminal is driven by the receptacle electrical connector to move in the slot hole and abut against the shielding spring. 
     
     
       18. The plug electrical connector as claimed in  claim 16 , wherein the second member has a plurality of supporting parts, each of the supporting parts is disposed in the slot hole and located between two adjacent protruding ribs, and an end of the elastic section leans against the supporting part. 
     
     
       19. The plug electrical connector as claimed in  claim 18 , wherein in the slot hole where the grounding terminal is located, a deformable path of the elastic section is in a space between the supporting part and the shielding spring when the grounding terminal is deformed. 
     
     
       20. The plug electrical connector as claimed in  claim 11 , wherein the plug electrical connector is a USB Type-C plug electrical connector.